Analysis
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max time kernel
142s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
12/11/2023, 21:21
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe
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Size
119KB
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MD5
e368ed0c5879dc4c8e82919617f9e9a0
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SHA1
787ea7c549831cd1fecc5b4d9b5f65a0a33143df
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SHA256
63f518fe8a216eded6ebd09605b848a49a6f18216b4d1b1c438c7270e4281b11
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SHA512
97482676856a6c7386d114f34955b7b3bd04bc25995b4566ed34e09cbc6867971b4fe8facb2479e45f7bc47042b7c4bee331b903c7003eab4c12a4c98493b881
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SSDEEP
1536:7BaTpfXHhdrAxtRl8mF4k7e1REfPwVldrJ9Jp1Qs0yte5u3yJT36d57p+tSdaVzh:tWpPhdEfykvPwVbr5Qs0s3yJT3+pCriI
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 3304 urdvxc.exe -
Executes dropped EXE 4 IoCs
pid Process 4608 urdvxc.exe 336 urdvxc.exe 4052 urdvxc.exe 3304 urdvxc.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\urdvxc.exe NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe File opened for modification C:\Windows\SysWOW64\urdvxc.exe NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe File created C:\Windows\SysWOW64\urdvxc.exe urdvxc.exe -
Drops file in Program Files directory 12 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jre-1.8\hcjzqenb.exe urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPP.HTM urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\1033\README.HTM urdvxc.exe File opened for modification C:\Program Files\Java\jdk-1.8\chllsvtv.exe urdvxc.exe File opened for modification C:\Program Files\Java\jre-1.8\Welcome.html urdvxc.exe File opened for modification C:\Program Files\Java\jdk-1.8\README.html urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PersonaSpy\PersonaSpy.html urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PersonaSpy\tsbknceh.exe urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\1033\MCABOUT.HTM urdvxc.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\1033\rvhrjtnt.exe urdvxc.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\Welcome.html urdvxc.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\revhnlhn.exe urdvxc.exe -
Modifies registry class 40 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "zjlbwllrezlnvnnt" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D72C442F-6EA9-BFAF-2703-0F262F8765FD} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "xrrzehektqsjxhxl" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\LocalServer32\ = "C:\\Program Files\\Java\\jdk-1.8\\chllsvtv.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "tbttvesrbesnhsns" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\LocalServer32\ = "C:\\Program Files\\Java\\jdk-1.8\\jre\\revhnlhn.exe" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D72C442F-6EA9-BFAF-2703-0F262F8765FD}\ = "zrjnssrxrxrwxzjz" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892}\LocalServer32\ = "C:\\Program Files\\Microsoft Office\\root\\vfs\\ProgramFilesCommonX64\\Microsoft Shared\\Smart Tag\\1033\\rvhrjtnt.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3} urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E61A17-463E-C149-4945-4443954E6D9E} NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E61A17-463E-C149-4945-4443954E6D9E}\ = "hwjrrwlbhjxrrtkb" NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E61A17-463E-C149-4945-4443954E6D9E}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe" NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32 urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\ = "zbznwhrhbjkhkrsr" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509}\ = "hcrkjsbscjkhljsh" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\ = "vjztwvnlekjelknx" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\LocalServer32 urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E61A17-463E-C149-4945-4443954E6D9E}\LocalServer32 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84}\LocalServer32\ = "C:\\Windows\\SysWOW64\\urdvxc.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{5DA7E191-3518-8C5E-DAD0-E316016B7509} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\ = "jnjhbstlzhejqntz" urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D9E5B2A0-6DA4-8211-3F09-7196AABBE564}\LocalServer32\ = "C:\\Program Files\\Microsoft Office\\root\\Office16\\PersonaSpy\\tsbknceh.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892}\ = "srkntrxkcqhtqbkq" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66E9A00C-64D1-4956-05AE-619DF5D22A84} urdvxc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC84F518-2B78-BCFB-E876-EDAE640549C3}\LocalServer32\ = "C:\\Program Files\\Java\\jre-1.8\\hcjzqenb.exe" urdvxc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EB4470BE-3A35-A218-C7F6-4398C8694892}\LocalServer32 urdvxc.exe 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Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4608 urdvxc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2796 wrote to memory of 4608 2796 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe 88 PID 2796 wrote to memory of 4608 2796 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe 88 PID 2796 wrote to memory of 4608 2796 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe 88 PID 2796 wrote to memory of 336 2796 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe 90 PID 2796 wrote to memory of 336 2796 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe 90 PID 2796 wrote to memory of 336 2796 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe 90 PID 2796 wrote to memory of 3304 2796 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe 92 PID 2796 wrote to memory of 3304 2796 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe 92 PID 2796 wrote to memory of 3304 2796 NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe"1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2796 -
C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /installservice2⤵
- Executes dropped EXE
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:4608
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /start2⤵
- Executes dropped EXE
- Modifies registry class
PID:336
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C:\Windows\SysWOW64\urdvxc.exeC:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\NEAS.e368ed0c5879dc4c8e82919617f9e9a0.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies registry class
PID:3304
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C:\Windows\SysWOW64\urdvxc.exe"C:\Windows\SysWOW64\urdvxc.exe" /service1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Modifies registry class
PID:4052
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
119KB
MD5e368ed0c5879dc4c8e82919617f9e9a0
SHA1787ea7c549831cd1fecc5b4d9b5f65a0a33143df
SHA25663f518fe8a216eded6ebd09605b848a49a6f18216b4d1b1c438c7270e4281b11
SHA51297482676856a6c7386d114f34955b7b3bd04bc25995b4566ed34e09cbc6867971b4fe8facb2479e45f7bc47042b7c4bee331b903c7003eab4c12a4c98493b881
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Filesize
119KB
MD5e368ed0c5879dc4c8e82919617f9e9a0
SHA1787ea7c549831cd1fecc5b4d9b5f65a0a33143df
SHA25663f518fe8a216eded6ebd09605b848a49a6f18216b4d1b1c438c7270e4281b11
SHA51297482676856a6c7386d114f34955b7b3bd04bc25995b4566ed34e09cbc6867971b4fe8facb2479e45f7bc47042b7c4bee331b903c7003eab4c12a4c98493b881
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Filesize
119KB
MD5e368ed0c5879dc4c8e82919617f9e9a0
SHA1787ea7c549831cd1fecc5b4d9b5f65a0a33143df
SHA25663f518fe8a216eded6ebd09605b848a49a6f18216b4d1b1c438c7270e4281b11
SHA51297482676856a6c7386d114f34955b7b3bd04bc25995b4566ed34e09cbc6867971b4fe8facb2479e45f7bc47042b7c4bee331b903c7003eab4c12a4c98493b881
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Filesize
119KB
MD5e368ed0c5879dc4c8e82919617f9e9a0
SHA1787ea7c549831cd1fecc5b4d9b5f65a0a33143df
SHA25663f518fe8a216eded6ebd09605b848a49a6f18216b4d1b1c438c7270e4281b11
SHA51297482676856a6c7386d114f34955b7b3bd04bc25995b4566ed34e09cbc6867971b4fe8facb2479e45f7bc47042b7c4bee331b903c7003eab4c12a4c98493b881
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Filesize
119KB
MD5e368ed0c5879dc4c8e82919617f9e9a0
SHA1787ea7c549831cd1fecc5b4d9b5f65a0a33143df
SHA25663f518fe8a216eded6ebd09605b848a49a6f18216b4d1b1c438c7270e4281b11
SHA51297482676856a6c7386d114f34955b7b3bd04bc25995b4566ed34e09cbc6867971b4fe8facb2479e45f7bc47042b7c4bee331b903c7003eab4c12a4c98493b881